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[CodeGen] improve coverage for float (32-bit) type of NAN; NFC 

Goes with D88238
This commit is contained in:
Sanjay Patel 2020-09-30 15:09:21 -04:00
parent bdc85292fb
commit 81921ebc43
1 changed files with 12 additions and 2 deletions
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14
clang/test/CodeGen/builtin-nan-exception.c
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@ -5,18 +5,28 @@
// Run a variety of targets to ensure there's no target-based difference. // Run a variety of targets to ensure there's no target-based difference.
// The builtin always produces a 64-bit (double).
// An SNaN with no payload is formed by setting the bit after the // An SNaN with no payload is formed by setting the bit after the
// the quiet bit (MSB of the significand). // the quiet bit (MSB of the significand).
// CHECK: float 0x7FF8000000000000, float 0x7FF4000000000000 // CHECK: float 0x7FF8000000000000, float 0x7FF4000000000000
// CHECK: double 0x7FF8000000000000, double 0x7FF4000000000000
float f[] = { float f[] = {
__builtin_nanf(""),
__builtin_nansf(""),
};
// Doubles are created and converted to floats.
// CHECK: float 0x7FF8000000000000, float 0x7FF4000000000000
float converted_to_float[] = {
__builtin_nan(""), __builtin_nan(""),
__builtin_nans(""), __builtin_nans(""),
}; };
// CHECK: double 0x7FF8000000000000, double 0x7FF4000000000000
double d[] = { double d[] = {
__builtin_nan(""), __builtin_nan(""),
__builtin_nans(""), __builtin_nans(""),