Small fix in mpfr.c.

2 files changed, 9 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index d0ffd46e..d7faa664 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2021-09-03         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* mpfr.c (mpg_cmp_as_numbers): Avoid compiler warning about possibly
+	used before set.  Thanks to Michal Jaegermann for the report.
+
 2021-08-18         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* main.c (main): Change have_srcfile from int to bool.
diff --git a/mpfr.c b/mpfr.c
index 55a289fd..829f1f34 100644
--- a/mpfr.c
+++ b/mpfr.c
@@ -488,7 +488,7 @@ mpg_cmp_as_numbers(const NODE *t1, const NODE *t2, scalar_cmp_t comparison_type)
 
 	bool t1_nan = mpfr_nan_p(t1->mpg_numbr);
 	bool t2_nan = mpfr_nan_p(t2->mpg_numbr);
-	int ret;
+	bool ret = false;
 
 	// MPFR is different than native doubles...
 	if (t1_nan || t2_nan)
@@ -515,6 +515,9 @@ mpg_cmp_as_numbers(const NODE *t1, const NODE *t2, scalar_cmp_t comparison_type)
 	case SCALAR_GE:
 		ret = (di >= 0);
 		break;
+	default:
+		cant_happen();
+		break;
 	}
 
 	return ret;