19cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// RUN: %clang_cc1 -fsyntax-only %s 2>&1 | FileCheck %s -strict-whitespace 2037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner 3037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner#define M1(x) x 4037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner#define M2 1; 5037fb7f3691966aa66f2b878a149fba57b947355Chris Lattnervoid foo() { 660be4deb8d90e58cc65b41722d694599e387fc33Chandler Carruth M1( 760be4deb8d90e58cc65b41722d694599e387fc33Chandler Carruth M2); 89cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK: {{.*}}:7:{{[0-9]+}}: warning: expression result unused 99cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK: {{.*}}:4:{{[0-9]+}}: note: expanded from macro 'M2' 109cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK: {{.*}}:3:{{[0-9]+}}: note: expanded from macro 'M1' 11037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner} 12037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner 1387b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay#define A(x) x 1487b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay#define B(x) A(x) 1587b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay#define C(x) B(x) 16037fb7f3691966aa66f2b878a149fba57b947355Chris Lattnervoid bar() { 1787b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay C(1); 1887b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay // CHECK: {{.*}}:17:5: warning: expression result unused 1987b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay // CHECK: {{.*}}:15:16: note: expanded from macro 'C' 2087b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay // CHECK: {{.*}}:14:16: note: expanded from macro 'B' 2187b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay // CHECK: {{.*}}:13:14: note: expanded from macro 'A' 22037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner} 23037fb7f3691966aa66f2b878a149fba57b947355Chris Lattner 24a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner// rdar://7597492 25a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner#define sprintf(str, A, B) \ 26a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner__builtin___sprintf_chk (str, 0, 42, A, B) 27a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner 28a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattnervoid baz(char *Msg) { 29a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner sprintf(Msg, " sizeof FoooLib : =%3u\n", 12LL); 30a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner} 31a5c6c5814b4c9f562247d2182eb59ccad128dbdeChris Lattner 3283068315f7d9ed7b82ec35c2c26702151d186a70Chris Lattner 33c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth// PR9279: comprehensive tests for multi-level macro back traces 34c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth#define macro_args1(x) x 35c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth#define macro_args2(x) macro_args1(x) 36c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth#define macro_args3(x) macro_args2(x) 37c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 38c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth#define macro_many_args1(x, y, z) y 39c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth#define macro_many_args2(x, y, z) macro_many_args1(x, y, z) 40c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth#define macro_many_args3(x, y, z) macro_many_args2(x, y, z) 4183068315f7d9ed7b82ec35c2c26702151d186a70Chris Lattner 42c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruthvoid test() { 439cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman macro_args3(11); 44c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // CHECK: {{.*}}:43:15: warning: expression result unused 45c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // Also check that the 'caret' printing agrees with the location here where 46c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // its easy to FileCheck. 479cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK-NEXT: macro_args3(11); 489cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK-NEXT: {{^ \^~}} 499875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:36:36: note: expanded from macro 'macro_args3' 509875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:35:36: note: expanded from macro 'macro_args2' 519875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:34:24: note: expanded from macro 'macro_args1' 5283068315f7d9ed7b82ec35c2c26702151d186a70Chris Lattner 53c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth macro_many_args3( 54c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 1, 55c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 2, 56c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 3); 57c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // CHECK: {{.*}}:55:5: warning: expression result unused 589875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:40:55: note: expanded from macro 'macro_many_args3' 599875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:39:55: note: expanded from macro 'macro_many_args2' 609875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:38:35: note: expanded from macro 'macro_many_args1' 61c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 62c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth macro_many_args3( 63c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 1, 64c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth M2, 65c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 3); 66c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // CHECK: {{.*}}:64:5: warning: expression result unused 679875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:4:12: note: expanded from macro 'M2' 689875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:40:55: note: expanded from macro 'macro_many_args3' 699875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:39:55: note: expanded from macro 'macro_many_args2' 709875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:38:35: note: expanded from macro 'macro_many_args1' 71c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 72c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth macro_many_args3( 73c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 1, 749cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman macro_args2(22), 75c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth 3); 76c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // CHECK: {{.*}}:74:17: warning: expression result unused 77c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // This caret location needs to be printed *inside* a different macro's 78c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth // arguments. 799cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK-NEXT: macro_args2(22), 809cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK-NEXT: {{^ \^~}} 819875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:35:36: note: expanded from macro 'macro_args2' 829875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:34:24: note: expanded from macro 'macro_args1' 839875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:40:55: note: expanded from macro 'macro_many_args3' 849875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:39:55: note: expanded from macro 'macro_many_args2' 859875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:38:35: note: expanded from macro 'macro_many_args1' 86c8d1ecca1cd3fadbd331d15c420755aa6184554bChandler Carruth} 87886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth 88886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_args1(x, y, ...) y 89886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_args2(x, ...) variadic_args1(x, __VA_ARGS__) 90886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_args3(x, y, ...) variadic_args2(x, y, __VA_ARGS__) 91886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth 92886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruthvoid test2() { 939cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman variadic_args3(1, 22, 3, 4); 94886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth // CHECK: {{.*}}:93:21: warning: expression result unused 959cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK-NEXT: variadic_args3(1, 22, 3, 4); 969cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman // CHECK-NEXT: {{^ \^~}} 979875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:90:53: note: expanded from macro 'variadic_args3' 989875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:89:50: note: expanded from macro 'variadic_args2' 999875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:88:35: note: expanded from macro 'variadic_args1' 100886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth} 101886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth 102886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_pasting_args1(x, y, z) y 103886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_pasting_args2(x, ...) variadic_pasting_args1(x ## __VA_ARGS__) 104886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_pasting_args2a(x, y, ...) variadic_pasting_args1(x, y ## __VA_ARGS__) 105886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_pasting_args3(x, y, ...) variadic_pasting_args2(x, y, __VA_ARGS__) 106886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth#define variadic_pasting_args3a(x, y, ...) variadic_pasting_args2a(x, y, __VA_ARGS__) 107886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth 108886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruthvoid test3() { 109886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth variadic_pasting_args3(1, 2, 3, 4); 110886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth // CHECK: {{.*}}:109:32: warning: expression result unused 1119875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:105:72: note: expanded from macro 'variadic_pasting_args3' 1129875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:103:68: note: expanded from macro 'variadic_pasting_args2' 1139875c6020f6f2832e48c0d41910ba9fc99181670Chandler Carruth // CHECK: {{.*}}:102:41: note: expanded from macro 'variadic_pasting_args1' 114886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth 115886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth variadic_pasting_args3a(1, 2, 3, 4); 11619c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK: {{.*}}:115:3: warning: expression result unused 11719c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: variadic_pasting_args3a(1, 2, 3, 4); 11819c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: {{ \^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~}} 11919c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK: {{.*}}:106:44: note: expanded from macro 'variadic_pasting_args3a' 12019c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: #define variadic_pasting_args3a(x, y, ...) variadic_pasting_args2a(x, y, __VA_ARGS__) 12119c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: {{ \^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~}} 12219c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK: {{.*}}:104:70: note: expanded from macro 'variadic_pasting_args2a' 12319c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: #define variadic_pasting_args2a(x, y, ...) variadic_pasting_args1(x, y ## __VA_ARGS__) 12419c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: {{ \^~~~~~~~~~~~~~~~}} 12519c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK: {{.*}}:102:41: note: expanded from macro 'variadic_pasting_args1' 12619c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: #define variadic_pasting_args1(x, y, z) y 12719c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman // CHECK-NEXT: {{ \^}} 128886ea9b4c8b20b3c550dffaa893b194792e49078Chandler Carruth} 1299cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman 1309cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman#define BAD_CONDITIONAL_OPERATOR (2<3)?2:3 1319cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedmanint test4 = BAD_CONDITIONAL_OPERATOR+BAD_CONDITIONAL_OPERATOR; 13219c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK: {{.*}}:130:39: note: expanded from macro 'BAD_CONDITIONAL_OPERATOR' 1339cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define BAD_CONDITIONAL_OPERATOR (2<3)?2:3 1349cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 13519c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK: {{.*}}:130:39: note: expanded from macro 'BAD_CONDITIONAL_OPERATOR' 1369cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define BAD_CONDITIONAL_OPERATOR (2<3)?2:3 1379cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 13819c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK: {{.*}}:130:39: note: expanded from macro 'BAD_CONDITIONAL_OPERATOR' 1399cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define BAD_CONDITIONAL_OPERATOR (2<3)?2:3 1409cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ ~~~~~\^~~~}} 1419cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman 1429cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman#define QMARK ? 1439cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman#define TWOL (2< 1449cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman#define X 1+TWOL 3) QMARK 4:5 1459cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedmanint x = X; 14619c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK: {{.*}}:145:9: note: place parentheses around the '+' expression to silence this warning 1479cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: int x = X; 1489cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 14919c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:144:21: note: expanded from macro 'X' 1509cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define X 1+TWOL 3) QMARK 4:5 1519cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ ~~~~~~~~~ \^}} 15219c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:142:15: note: expanded from macro 'QMARK' 1539cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define QMARK ? 1549cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 15519c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:145:9: note: place parentheses around the '?:' expression to evaluate it first 1569cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: int x = X; 1579cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 15819c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:144:21: note: expanded from macro 'X' 1599cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define X 1+TWOL 3) QMARK 4:5 1609cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ ~~~~~~~~\^~~~~~~~~}} 1619cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman 1629cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman#define ONEPLUS 1+ 1639cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman#define Y ONEPLUS (2<3) QMARK 4:5 1649cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedmanint y = Y; 16519c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK: {{.*}}:164:9: warning: operator '?:' has lower precedence than '+'; '+' will be evaluated first 1669cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: int y = Y; 1679cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 16819c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:163:25: note: expanded from macro 'Y' 1699cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define Y ONEPLUS (2<3) QMARK 4:5 1709cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ ~~~~~~~~~~~~~ \^}} 17119c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:142:15: note: expanded from macro 'QMARK' 1729cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: #define QMARK ? 1739cb1c3de9df7d944f0c5cccaf03fa414036487ebEli Friedman// CHECK-NEXT: {{^ \^}} 174ecdc8d3e0fc65610746a4e074491ca0807fca7b2Eli Friedman 175ecdc8d3e0fc65610746a4e074491ca0807fca7b2Eli Friedman// PR14399 176ecdc8d3e0fc65610746a4e074491ca0807fca7b2Eli Friedmanvoid iequals(int,int,int); 17787b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gayvoid foo_aa(char* s) 178ecdc8d3e0fc65610746a4e074491ca0807fca7b2Eli Friedman{ 17987b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay#define /* */ BARC(c, /* */b, a) (a + b ? c : c) 18087b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay iequals(__LINE__, BARC(123, (456 < 345), 789), 8); 181ecdc8d3e0fc65610746a4e074491ca0807fca7b2Eli Friedman} 18287b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay// CHECK: {{.*}}:180:21: warning: operator '?:' has lower precedence than '+' 18387b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay// CHECK-NEXT: iequals(__LINE__, BARC(123, (456 < 345), 789), 8); 18487b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay// CHECK-NEXT: {{^ \^~~~~~~~~~~~~~~~~~~~~~~~~~~}} 18587b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay// CHECK-NEXT: {{.*}}:179:41: note: expanded from macro 'BARC' 18687b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay// CHECK-NEXT: #define /* */ BARC(c, /* */b, a) (a + b ? c : c) 18787b73ba920f523ef13f2420cbdb958a281aa6f33Matt Beaumont-Gay// CHECK-NEXT: {{^ ~~~~~ \^}} 18819c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman 18919c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman#define APPEND2(NUM, SUFF) -1 != NUM ## SUFF 19019c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman#define APPEND(NUM, SUFF) APPEND2(NUM, SUFF) 19119c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman#define UTARG_MAX_U APPEND (MAX_UINT, UL) 19219c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman#define MAX_UINT 18446744073709551615 19319c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman#if UTARG_MAX_U 19419c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman#endif 19519c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman 19619c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK: {{.*}}:193:5: warning: left side of operator converted from negative value to unsigned: -1 to 18446744073709551615 19719c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: #if UTARG_MAX_U 19819c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{^ \^~~~~~~~~~~}} 19919c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:191:21: note: expanded from macro 'UTARG_MAX_U' 20019c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: #define UTARG_MAX_U APPEND (MAX_UINT, UL) 20119c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{^ \^~~~~~~~~~~~~~~~~~~~~}} 20219c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:190:27: note: expanded from macro 'APPEND' 20319c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: #define APPEND(NUM, SUFF) APPEND2(NUM, SUFF) 20419c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{^ \^~~~~~~~~~~~~~~~~~}} 20519c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{.*}}:189:31: note: expanded from macro 'APPEND2' 20619c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: #define APPEND2(NUM, SUFF) -1 != NUM ## SUFF 20719c8ce0cf534caa909955ba9a17b7841f574a3beEli Friedman// CHECK-NEXT: {{^ ~~ \^ ~~~~~~~~~~~}} 208adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman 209adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedmanunsigned long strlen_test(const char *s); 210adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman#define __darwin_obsz(object) __builtin_object_size (object, 1) 211adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman#define sprintf2(str, ...) \ 212adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman __builtin___sprintf_chk (str, 0, __darwin_obsz(str), __VA_ARGS__) 213adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman#define Cstrlen(a) strlen_test(a) 214adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman#define Csprintf sprintf2 215adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedmanvoid f(char* pMsgBuf, char* pKeepBuf) { 216adff43ad96defb28bad20d8335ab30beadd72ee8Eli FriedmanCsprintf(pMsgBuf,"\nEnter minimum anagram length (2-%1d): ", Cstrlen(pKeepBuf)); 217adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman} 218adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK: {{.*}}:216:62: warning: format specifies type 'int' but the argument has type 'unsigned long' 219adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: Csprintf(pMsgBuf,"\nEnter minimum anagram length (2-%1d): ", Cstrlen(pKeepBuf)); 220adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: {{^ ~~~ \^}} 221cdbe1e0d85d7d32452dd1c52758d7bfaa1c0663bJordan Rose// CHECK-NEXT: {{^ %1lu}} 222adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: {{.*}}:213:21: note: expanded from macro 'Cstrlen' 223adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: #define Cstrlen(a) strlen_test(a) 224adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: {{^ \^}} 225adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: {{.*}}:212:56: note: expanded from macro 'sprintf2' 226adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: __builtin___sprintf_chk (str, 0, __darwin_obsz(str), __VA_ARGS__) 227adff43ad96defb28bad20d8335ab30beadd72ee8Eli Friedman// CHECK-NEXT: {{^ \^}} 228