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Diffstat (limited to 'contrib/btree_gist/btree_float4.c')
-rw-r--r--contrib/btree_gist/btree_float4.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/contrib/btree_gist/btree_float4.c b/contrib/btree_gist/btree_float4.c
index 3604c73313a..b5d9175e6d5 100644
--- a/contrib/btree_gist/btree_float4.c
+++ b/contrib/btree_gist/btree_float4.c
@@ -5,6 +5,7 @@
#include "btree_gist.h"
#include "btree_utils_num.h"
+#include "utils/float.h"
typedef struct float4key
{
@@ -98,7 +99,8 @@ float4_dist(PG_FUNCTION_ARGS)
float4 r;
r = a - b;
- CHECKFLOATVAL(r, isinf(a) || isinf(b), true);
+ if (unlikely(isinf(r)) && !isinf(a) && !isinf(b))
+ float_overflow_error();
PG_RETURN_FLOAT4(Abs(r));
}