Files
clang-p2996/llvm/test/tools/dsymutil/ARM/extern-alias.test
Alexey Lapshin f1fdfe6888 [dsymutil][llvm-dwarfutil] Rename command line options to avoid using vendor names. (#78135)
This patch renames values of dsymutil/llvm-dwarfutil options:

--linker apple -> --linker classic
--linker llvm -> --linker parallel

The purpose to rename options is to avoid using vendor names and to
match with library names. It should be safe to rename options at current
stage as they are not seemed widely used(we may not preserve backward
compatibility).
2024-01-18 12:55:04 +03:00

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$ cat private_extern.c
__attribute__((visibility("hidden")))
int* foo() {
int i = 10;
volatile int* j = &i;
return j;
}
int* bar() {
return foo();
}
$ cat extern.c
__attribute__((visibility("hidden")))
int* foo() {
int i = 10;
volatile int* j = &i;
return j;
}
int* bar() {
return foo();
}
$ cat main.c
int* bar();
int main() {
return *bar();
}
$ cat alias_list
_foo _baz
$ xcrun --sdk iphoneos clang -g private_extern.c -c -o private_extern.o -target arm64-apple-ios14.0
$ xcrun --sdk iphoneos clang -g main.c -c -o main.o -target arm64-apple-ios14.0
$ xcrun --sdk iphoneos clang private_extern.o main.o -target arm64-apple-ios14.0 -o private_extern.out -Xlinker -alias_list -Xlinker alias_list
RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/private_extern/private_extern.out -o %t.dSYM --verbose | FileCheck %s
RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/extern/extern.out -o %t.dSYM --verbose | FileCheck %s
RUN: dsymutil --linker parallel -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/private_extern/private_extern.out -o %t.dSYM --verbose | FileCheck %s
RUN: dsymutil --linker parallel -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/extern/extern.out -o %t.dSYM --verbose | FileCheck %s
CHECK-NOT: could not find symbol '_baz'
CHECK: { sym: _baz, objAddr: 0x0, binAddr: 0x100007F58, size: 0x0 }
CHECK: { sym: _foo, objAddr: 0x0, binAddr: 0x100007F58, size: 0x20 }