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-rw-r--r--src/backend/utils/misc/guc-file.l2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/utils/misc/guc-file.l b/src/backend/utils/misc/guc-file.l
index c6c15584754..1a5e383b150 100644
--- a/src/backend/utils/misc/guc-file.l
+++ b/src/backend/utils/misc/guc-file.l
@@ -487,7 +487,7 @@ bool
ParseConfigFp(FILE *fp, const char *config_file, int depth, int elevel,
ConfigVariable **head_p, ConfigVariable **tail_p)
{
- bool OK = true;
+ volatile bool OK = true;
unsigned int save_ConfigFileLineno = ConfigFileLineno;
sigjmp_buf *save_GUC_flex_fatal_jmp = GUC_flex_fatal_jmp;
sigjmp_buf flex_fatal_jmp;