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Commit f44ac9ef authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge changes I6ddb47d7,I3df3d304 

* changes:
  [hwasan] Increase BB to explore for reachability
  [hwasan] Also pass use-after-scope flag in LTO
parents bf4d727c c746619f

cc/sanitize.go

+3 −1
Original line number Diff line number Diff line
@@ -38,11 +38,11 @@ var ( 
	}

	asanLdflags = []string{"-Wl,-u,__asan_preinit"}



	// DO NOT ADD MLLVM FLAGS HERE! ADD THEM BELOW TO hwasanCommonFlags.

	hwasanCflags = []string{

		"-fno-omit-frame-pointer",

		"-Wno-frame-larger-than=",

		"-fsanitize-hwaddress-abi=platform",

		"-mllvm", "-hwasan-use-after-scope=1",

	}



	// ThinLTO performs codegen during link time, thus these flags need to
@@ -60,6 +60,8 @@ var ( 
		// GlobalISel is the default at -O0 on aarch64.

		"--aarch64-enable-global-isel-at-O=-1",

		"-fast-isel=false",

		"-hwasan-use-after-scope=1",

		"-dom-tree-reachability-max-bbs-to-explore=128",

	}



	sanitizeIgnorelistPrefix = "-fsanitize-ignorelist="