Mercurial > hg > CbC > CbC_llvm
view clang/test/CodeGen/assume_attr.c @ 207:2e18cbf3894f
LLVM12
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Tue, 08 Jun 2021 06:07:14 +0900 |
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// RUN: %clang_cc1 -emit-llvm -triple i386-linux-gnu %s -o - | FileCheck %s // RUN: %clang_cc1 -x c -emit-pch -o %t %s // RUN: %clang_cc1 -include-pch %t %s -emit-llvm -o - | FileCheck %s // TODO: for "foo" and "bar", "after" is not added as it appears "after" the first use or definition respectively. There might be a way to allow that. // CHECK: define{{.*}} void @bar() #0 // CHECK: define{{.*}} void @baz() #1 // CHECK: declare{{.*}} void @foo() #2 // CHECK: attributes #0 // CHECK-SAME: "llvm.assume"="bar:before1,bar:before2,bar:before3,bar:def1,bar:def2" // CHECK: attributes #1 // CHECK-SAME: "llvm.assume"="baz:before1,baz:before2,baz:before3,baz:def1,baz:def2,baz:after" // CHECK: attributes #2 // CHECK-SAME: "llvm.assume"="foo:before1,foo:before2,foo:before3" #ifndef HEADER #define HEADER /// foo: declarations only __attribute__((assume("foo:before1"))) void foo(void); __attribute__((assume("foo:before2"))) __attribute__((assume("foo:before3"))) void foo(void); /// baz: static function declarations and a definition __attribute__((assume("baz:before1"))) static void baz(void); __attribute__((assume("baz:before2"))) __attribute__((assume("baz:before3"))) static void baz(void); // Definition __attribute__((assume("baz:def1,baz:def2"))) static void baz(void) { foo(); } __attribute__((assume("baz:after"))) static void baz(void); /// bar: external function declarations and a definition __attribute__((assume("bar:before1"))) void bar(void); __attribute__((assume("bar:before2"))) __attribute__((assume("bar:before3"))) void bar(void); // Definition __attribute__((assume("bar:def1,bar:def2"))) void bar(void) { baz(); } __attribute__((assume("bar:after"))) void bar(void); /// back to foo __attribute__((assume("foo:after"))) void foo(void); #endif