1// RUN: %clang_cc1 -Oz -emit-llvm %s -o - | FileCheck %s -check-prefix=Oz 2// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER 3// RUN: %clang_cc1 -O1 -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER 4// RUN: %clang_cc1 -O2 -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER 5// RUN: %clang_cc1 -O3 -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER 6// RUN: %clang_cc1 -Os -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER 7// Check that we set the minsize attribute on each function 8// when Oz optimization level is set. 9 10__attribute__((minsize)) 11int test1() { 12 return 42; 13// Oz: @{{.*}}test1{{.*}}[[MINSIZE:#[0-9]+]] 14// OTHER: @{{.*}}test1{{.*}}[[MS:#[0-9]+]] 15} 16 17int test2() { 18 return 42; 19// Oz: @{{.*}}test2{{.*}}[[MINSIZE]] 20// Oz: ret 21// OTHER: @{{.*}}test2 22// OTHER-NOT: [[MS]] 23// OTHER: ret 24} 25 26int test3() { 27 return 42; 28// Oz: @{{.*}}test3{{.*}}[[MINSIZE]] 29// Oz: ret 30// OTHER: @{{.*}}test3 31// OTHER-NOT: [[MS]] 32// OTHER: ret 33} 34 35// Check that the minsize attribute is well propagated through 36// template instantiation 37 38template<typename T> 39__attribute__((minsize)) 40void test4(T arg) { 41 return; 42} 43 44template 45void test4<int>(int arg); 46// Oz: define{{.*}}void @{{.*}}test4 47// Oz: [[MINSIZE]] 48// OTHER: define{{.*}}void @{{.*}}test4 49// OTHER: [[MS]] 50 51template 52void test4<float>(float arg); 53// Oz: define{{.*}}void @{{.*}}test4 54// Oz: [[MINSIZE]] 55// OTHER: define{{.*}}void @{{.*}}test4 56// OTHER: [[MS]] 57 58template<typename T> 59void test5(T arg) { 60 return; 61} 62 63template 64void test5<int>(int arg); 65// Oz: define{{.*}}void @{{.*}}test5 66// Oz: [[MINSIZE]] 67// OTHER: define{{.*}}void @{{.*}}test5 68// OTHER-NOT: define{{.*}}void @{{.*}}test5{{.*}}[[MS]] 69 70template 71void test5<float>(float arg); 72// Oz: define{{.*}}void @{{.*}}test5 73// Oz: [[MINSIZE]] 74// OTHER: define{{.*}}void @{{.*}}test5 75// OTHER-NOT: define{{.*}}void @{{.*}}test5{{.*}}[[MS]] 76 77// Oz: attributes [[MINSIZE]] = { minsize{{.*}} } 78 79// OTHER: attributes [[MS]] = { minsize nounwind{{.*}} } 80