switch (getType().getFloatBitWidth()) {
case 64: return *reinterpret_cast<double*>(Val);
case 80: return *reinterpret_cast<long double*>(Val);
+ case 96: return *reinterpret_cast<long double*>(Val);
case 128: return *reinterpret_cast<long double*>(Val);
}
}
// RUN: %run %t 6 2>&1 | FileCheck %s --check-prefix=CHECK-6
// FIXME: %run %t 7 2>&1 | FileCheck %s --check-prefix=CHECK-7
// RUN: %run %t 8 2>&1 | FileCheck %s --check-prefix=CHECK-8
+// RUN: %run %t 9 2>&1 | FileCheck %s --check-prefix=CHECK-9
+
+// FIXME: run all ubsan tests in 32- and 64-bit modes (?).
+// RUN: %clangxx -fsanitize=float-cast-overflow -m32 %s -o %t
+// RUN: %run %t _
+// RUN: %run %t 0 2>&1 | FileCheck %s --check-prefix=CHECK-0
+// RUN: %run %t 1 2>&1 | FileCheck %s --check-prefix=CHECK-1
+// RUN: %run %t 2 2>&1 | FileCheck %s --check-prefix=CHECK-2
+// RUN: %run %t 3 2>&1 | FileCheck %s --check-prefix=CHECK-3
+// RUN: %run %t 4 2>&1 | FileCheck %s --check-prefix=CHECK-4
+// RUN: %run %t 5 2>&1 | FileCheck %s --check-prefix=CHECK-5
+// RUN: %run %t 6 2>&1 | FileCheck %s --check-prefix=CHECK-6
+// FIXME: %run %t 7 2>&1 | FileCheck %s --check-prefix=CHECK-7
+// RUN: %run %t 8 2>&1 | FileCheck %s --check-prefix=CHECK-8
+// RUN: %run %t 9 2>&1 | FileCheck %s --check-prefix=CHECK-9
// This test assumes float and double are IEEE-754 single- and double-precision.
case '8':
// CHECK-8: runtime error: value 1e+39 is outside the range of representable values of type 'float'
return (float)1e39;
+ case '9':
+ volatile long double ld = 300.0;
+ // CHECK-9: runtime error: value 300 is outside the range of representable values of type 'char'
+ char c = ld;
+ return c;
}
}