forked from OSchip/llvm-project
18 lines
630 B
C
18 lines
630 B
C
// RUN: %clang_profgen -o %t -O3 %s
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// RUN: %run %t %t.profraw
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// RUN: llvm-profdata merge -o %t.profdata %t.profraw
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// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
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int __llvm_profile_runtime = 0;
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int __llvm_profile_register_write_file_atexit(void);
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void __llvm_profile_set_filename(const char *);
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int main(int argc, const char *argv[]) {
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__llvm_profile_register_write_file_atexit();
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// CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !prof ![[PD1:[0-9]+]]
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if (argc < 2)
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return 1;
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__llvm_profile_set_filename(argv[1]);
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return 0;
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}
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// CHECK: ![[PD1]] = !{!"branch_weights", i32 1, i32 2}
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