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cmd/link: support race mode with MSVC clang

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I couldn't make --print-file-name work with -msvc clang. (The
library name is synchronization.lib, but even with that name it
still doesn't print the full path.) Assume it always
synchronization.lib.

Change-Id: I22e8f14824f7f7e96b71b913217b1f604f1e2da7
Reviewed-on: https://go-review.googlesource.com/c/go/+/703398
Reviewed-by: Than McIntosh <thanm@golang.org>
Reviewed-by: Florian Zenker <floriank@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
This commit is contained in:
Cherry Mui 2025-09-12 13:46:31 -04:00
parent e5ee1f2600
commit e603e9834e
1 changed files with 5 additions and 1 deletions
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6
src/cmd/link/internal/ld/lib.go
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@ -1943,7 +1943,11 @@ func (ctxt *Link) hostlink() {
argv = append(argv, "-Wl,-T,"+p)
}
if *flagRace {
if p := ctxt.findLibPath("libsynchronization.a"); p != "libsynchronization.a" {
// Apparently --print-file-name doesn't work with -msvc clang.
// (The library name is synchronization.lib, but even with that
// name it still doesn't print the full path.) Assume it always
// it.
if isMSVC || ctxt.findLibPath("libsynchronization.a") != "libsynchronization.a" {
argv = append(argv, "-lsynchronization")
}
}