(convert_to_integer): Push truncation inside COND_EXPR.

From-SVN: r1609

(convert_to_integer): Push truncation inside COND_EXPR.
From-SVN: r1609
a0cf02b4 · Richard Stallman · 34c9156a · a0cf02b4
Commit a0cf02b4 authored Jul 17, 1992 by Richard Stallman
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gcc/c-convert.c
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--- a/gcc/c-convert.c
+++ b/gcc/c-convert.c
@@ -335,6 +335,13 @@ convert_to_integer (type, expr)
 						 convert (typex, arg1),
 						 convert (typex, arg2))));
 		  }
+		else
+		  /* It is sometimes worthwhile
+		     to push the narrowing down through the conditional.  */
+		  return fold (build (COND_EXPR, type,
+				      TREE_OPERAND (expr, 0),
+				      convert (type, TREE_OPERAND (expr, 1)), 
+				      convert (type, TREE_OPERAND (expr, 2))));
 	      }
 	  }
 	}