Remove undefined behavior in hex string->APFloat

conversion.  Try 0x1.0000a4p+0f.  Neil, please review.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51132 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Support/APFloat.cpp b/lib/Support/APFloat.cpp
index 187b108048a8b85200ffa2896a1102bde8247bec..de333829dae7e6a3b31133b7bd8ccb578d3a18ee 100644 (file)
--- a/lib/Support/APFloat.cpp
+++ b/lib/Support/APFloat.cpp
@@ -2003,7 +2003,7 @@ APFloat::convertFromHexadecimalString(const char *p,
   firstSignificantDigit = p;
 
   for(;;) {
-    unsigned int hex_value;
+    uint64_t hex_value;
 
     if(*p == '.') {
       assert(dot == 0);