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-rw-r--r--compiler-rt/lib/asan/asan_printf.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler-rt/lib/asan/asan_printf.cc b/compiler-rt/lib/asan/asan_printf.cc
index 4f08f54c46a..69c34fa4f8f 100644
--- a/compiler-rt/lib/asan/asan_printf.cc
+++ b/compiler-rt/lib/asan/asan_printf.cc
@@ -88,7 +88,7 @@ static inline int AppendSignedDecimal(char **buff, const char *buff_end,
static inline int AppendString(char **buff, const char *buff_end,
const char *s) {
// Avoid library functions like stpcpy here.
- RAW_CHECK(s);
+ RAW_CHECK_MSG(s, "Error: passing a NULL pointer to AppendString\n");
int result = 0;
for (; *s; s++) {
result += AppendChar(buff, buff_end, *s);
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