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-rw-r--r--acinclude.m44
1 files changed, 3 insertions, 1 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 356fe1e441..68590a0e9d 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1186,7 +1186,9 @@ main() {
int res = 0;
res = res || (snprintf(buf, 2, "marcus") != 6);
res = res || (buf[1] != '\0');
- res = res || (snprintf(buf, 0, "boerger") != 7);
+ /* Implementations may consider this as an encoding error */
+ snprintf(buf, 0, "boerger");
+ /* However, they MUST ignore the pointer */
res = res || (buf[0] != 'm');
res = res || (snprintf(NULL, 0, "boerger") != 7);
res = res || (snprintf(buf, sizeof(buf), "%f", 0.12345678) != 8);