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Merge "Pass -mllvm flags for memtag-stack correctly to linker" into main

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This commit is contained in:
Florian Mayer
2024-05-01 17:29:31 +00:00
committed by Gerrit Code Review
parent cba8307c25 ab97e28bf6
commit 39b536260a
1 changed files with 9 additions and 1 deletions
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10
cc/sanitize.go
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@@ -81,7 +81,8 @@ var (
"-fno-sanitize-recover=integer,undefined"}
hwasanGlobalOptions = []string{"heap_history_size=1023", "stack_history_size=512",
"export_memory_stats=0", "max_malloc_fill_size=131072", "malloc_fill_byte=0"}
memtagStackCommonFlags = []string{"-march=armv8-a+memtag", "-mllvm", "-dom-tree-reachability-max-bbs-to-explore=128"}
memtagStackCommonFlags = []string{"-march=armv8-a+memtag"}
memtagStackLlvmFlags = []string{"-dom-tree-reachability-max-bbs-to-explore=128"}
hostOnlySanitizeFlags = []string{"-fno-sanitize-recover=all"}
deviceOnlySanitizeFlags = []string{"-fsanitize-trap=all"}
@@ -878,6 +879,13 @@ func (s *sanitize) flags(ctx ModuleContext, flags Flags) Flags {
flags.Local.CFlags = append(flags.Local.CFlags, memtagStackCommonFlags...)
flags.Local.AsFlags = append(flags.Local.AsFlags, memtagStackCommonFlags...)
flags.Local.LdFlags = append(flags.Local.LdFlags, memtagStackCommonFlags...)
for _, flag := range memtagStackLlvmFlags {
flags.Local.CFlags = append(flags.Local.CFlags, "-mllvm", flag)
}
for _, flag := range memtagStackLlvmFlags {
flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,-mllvm,"+flag)
}
}
if (Bool(sanProps.Memtag_heap) || Bool(sanProps.Memtag_stack) || Bool(sanProps.Memtag_globals)) && ctx.binary() {