[llvm] [llvm-objdump][MachO] Update check in flaky test that depends on directory path (PR #150674)

[James Henderson via llvm-commits]

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@@ -1,7 +1,7 @@
 ## This test verifies that llvm-objdump correctly prints function starts data.
 
-RUN: llvm-objdump --macho --function-starts %p/Inputs/hello.exe.macho-i386 | FileCheck %s --check-prefix=32-BIT --implicit-check-not=_main
-RUN: llvm-objdump --macho --function-starts=addrs %p/Inputs/hello.exe.macho-i386 | FileCheck %s --check-prefix=32-BIT --implicit-check-not=_main
+RUN: llvm-objdump --macho --function-starts %p/Inputs/hello.exe.macho-i386 | FileCheck %s --check-prefix=32-BIT --implicit-check-not='{{(^| )_main}}'
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jh7370 wrote:

It's a bit edge-casey, but this will still fail for paths like `/my/contrived _main/path`.  Adding `$` might help. assuming that the strings we're talking about are always at the end of lines (I'm not familiar with the details of this output).

https://github.com/llvm/llvm-project/pull/150674