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-rw-r--r--gnu/packages/patches/clang-runtime-esan-build-fixes.patch19
1 files changed, 19 insertions, 0 deletions
diff --git a/gnu/packages/patches/clang-runtime-esan-build-fixes.patch b/gnu/packages/patches/clang-runtime-esan-build-fixes.patch
new file mode 100644
index 0000000000..743051ac15
--- /dev/null
+++ b/gnu/packages/patches/clang-runtime-esan-build-fixes.patch
@@ -0,0 +1,19 @@
+Fix esan compilation against glibc 2.26:
+
+ /tmp/guix-build-clang-runtime-3.9.1.drv-0/compiler-rt-3.9.1.src/lib/esan/esan_sideline_linux.cpp: In static member function ‘static int __esan::SidelineThread::runSideline(void*)’:
+ /tmp/guix-build-clang-runtime-3.9.1.drv-0/compiler-rt-3.9.1.src/lib/esan/esan_sideline_linux.cpp:73:22: error: aggregate ‘__esan::SidelineThread::runSideline(void*)::sigaltstack SigAltStack’ has incomplete type and cannot be defined
+
+Patch from <https://github.com/google/sanitizers/issues/822>.
+
+index d04f5909d..bc272dfe4 100644
+--- a/lib/esan/esan_sideline_linux.cpp
++++ b/lib/esan/esan_sideline_linux.cpp
+@@ -70,7 +70,7 @@ int SidelineThread::runSideline(void *Arg) {
+
+ // Set up a signal handler on an alternate stack for safety.
+ InternalScopedBuffer<char> StackMap(SigAltStackSize);
+- struct sigaltstack SigAltStack;
++ stack_t SigAltStack;
+ SigAltStack.ss_sp = StackMap.data();
+ SigAltStack.ss_size = SigAltStackSize;
+ SigAltStack.ss_flags = 0;