forked from OSchip/llvm-project
29 lines
1.4 KiB
C
29 lines
1.4 KiB
C
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// This test checks if C functions with internal linkage names are mangled
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// and the module hash suffixes attached including emitting DW_AT_linkage_name.
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//
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// RUN: %clang_cc1 -triple x86_64-unknown-linux -debug-info-kind=limited -dwarf-version=4 -emit-llvm -o - %s | FileCheck %s --check-prefix=PLAIN
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// RUN: %clang_cc1 -triple x86_64-unknown-linux -debug-info-kind=limited -dwarf-version=4 -funique-internal-linkage-names -emit-llvm -o - %s | FileCheck %s --check-prefix=UNIQUE
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//
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// RUN: %clang_cc1 -triple x86_64-unknown-linux -debug-info-kind=limited -dwarf-version=5 -emit-llvm -o - %s | FileCheck %s --check-prefix=PLAIN
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// RUN: %clang_cc1 -triple x86_64-unknown-linux -debug-info-kind=limited -dwarf-version=5 -funique-internal-linkage-names -emit-llvm -o - %s | FileCheck %s --check-prefix=UNIQUE
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static int glob;
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static int foo(void) {
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return glob;
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}
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void baz() {
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foo();
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}
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// PLAIN: @glob = internal global i32
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// PLAIN: define internal i32 @foo()
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// PLAIN: distinct !DIGlobalVariable(name: "glob"{{.*}})
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// PLAIN: distinct !DISubprogram(name: "foo"{{.*}})
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// PLAIN-NOT: linkageName:
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//
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// UNIQUE: @_ZL4glob.[[MODHASH:__uniq.[0-9]+]] = internal global i32
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// UNIQUE: define internal i32 @_ZL3foov.[[MODHASH]]()
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// UNIQUE: distinct !DIGlobalVariable(name: "glob", linkageName: "_ZL4glob.[[MODHASH]]"{{.*}})
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// UNIQUE: distinct !DISubprogram(name: "foo", linkageName: "_ZL3foov.[[MODHASH]]"{{.*}})
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