1// REQUIRES: x86-registered-target 2// Play around with backend reporting: 3// _REGULAR_: Regular behavior, no warning switch enabled. 4// _PROMOTE_: Promote warning to error. 5// _IGNORE_: Drop backend warning. 6// 7// RUN: not %clang_cc1 %s -mllvm -warn-stack-size=0 -no-integrated-as -S -o - -triple=i386-apple-darwin 2> %t.err 8// RUN: FileCheck < %t.err %s --check-prefix=REGULAR --check-prefix=ASM 9// RUN: not %clang_cc1 %s -mllvm -warn-stack-size=0 -no-integrated-as -S -o - -triple=i386-apple-darwin -Werror=frame-larger-than= 2> %t.err 10// RUN: FileCheck < %t.err %s --check-prefix=PROMOTE --check-prefix=ASM 11// RUN: not %clang_cc1 %s -mllvm -warn-stack-size=0 -no-integrated-as -S -o - -triple=i386-apple-darwin -Wno-frame-larger-than= 2> %t.err 12// RUN: FileCheck < %t.err %s --check-prefix=IGNORE --check-prefix=ASM 13// 14// RUN: %clang_cc1 %s -S -o - -triple=i386-apple-darwin -verify -no-integrated-as 15 16extern void doIt(char *); 17 18// REGULAR: warning: stack frame size of {{[0-9]+}} bytes in function 'stackSizeWarning' 19// PROMOTE: error: stack frame size of {{[0-9]+}} bytes in function 'stackSizeWarning' 20// IGNORE-NOT: stack frame size of {{[0-9]+}} bytes in function 'stackSizeWarning' 21void stackSizeWarning() { 22 char buffer[80]; 23 doIt(buffer); 24} 25 26// ASM: inline assembly requires more registers than available 27void inlineAsmError(int x0, int x1, int x2, int x3, int x4, 28 int x5, int x6, int x7, int x8, int x9) { 29 __asm__("hello world": : "r" (x0),"r" (x1),"r" (x2),"r" (x3), // expected-error + {{inline assembly requires more registers than available}} 30 "r" (x4),"r" (x5),"r" (x6),"r" (x7),"r" (x8),"r" (x9)); 31} 32