| // RUN: %clang_cc1 -emit-llvm < %s > %t |
| // RUN: FileCheck %s --check-prefix=PRESENT < %t |
| // RUN: FileCheck %s --check-prefix=ABSENT < %t |
| // RUN: %clang_cc1 -emit-llvm -Os < %s > %t |
| // RUN: FileCheck %s --check-prefix=PRESENT < %t |
| // RUN: FileCheck %s --check-prefix=OPTSIZE < %t |
| // RUN: %clang_cc1 -emit-llvm -Oz < %s > %t |
| // RUN: FileCheck %s --check-prefix=PRESENT < %t |
| // RUN: FileCheck %s --check-prefix=MINSIZE < %t |
| |
| __attribute__((always_inline)) |
| int test2() { return 0; } |
| // OPTSIZE: @test2{{.*}}[[ATTR2:#[0-9]+]] |
| // MINSIZE: @test2{{.*}}[[ATTR2:#[0-9]+]] |
| |
| __attribute__((optnone)) |
| int test3() { return 0; } |
| // PRESENT-DAG: @test3{{.*}}[[ATTR3:#[0-9]+]] |
| |
| __attribute__((optnone)) __attribute__((cold)) |
| int test4() { return test2(); } |
| // PRESENT-DAG: @test4{{.*}}[[ATTR4:#[0-9]+]] |
| // Also check that test2 is inlined into test4 (always_inline still works). |
| // PRESENT-NOT: call i32 @test2 |
| |
| // Check for both noinline and optnone on each optnone function. |
| // PRESENT-DAG: attributes [[ATTR3]] = { {{.*}}noinline{{.*}}optnone{{.*}} } |
| // PRESENT-DAG: attributes [[ATTR4]] = { {{.*}}noinline{{.*}}optnone{{.*}} } |
| |
| // Check that no 'optsize' or 'minsize' attributes appear. |
| // ABSENT-NOT: optsize |
| // ABSENT-NOT: minsize |
| |
| // With -Os, check that 'optsize' appears only on test2. |
| // OPTSIZE-NOT: optsize |
| // OPTSIZE: attributes [[ATTR2]] = { {{.*}}optsize{{.*}} } |
| // OPTSIZE-NOT: optsize |
| |
| // With -Oz, check that 'minsize' appears only on test2. |
| // MINSIZE-NOT: minsize |
| // MINSIZE: attributes [[ATTR2]] = { {{.*}}minsize{{.*}} } |
| // MINSIZE-NOT: minsize |
