https://llvm.org/bugs/show_bug.cgi?id=25876
Bug ID: 25876
Summary: -Wliteral-conversion warns about implicit conversion
changing 0.99 to false
Product: clang
Version: 3.7
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Frontend
Assignee: unassignedclangb...@nondot.org
Reporter: gpak...@pempek.net
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
The following program makes clang 3.7 emit a curious warning:
~ clang main.c
main.c:6:10: warning: implicit conversion from 'float' to 'bool' changes value
from 0.99 to false [-Wliteral-conversion]
return 0.99f;
~~~~~~ ^~~~~
1 warning generated.
---
#include <stdio.h>
#include <stdbool.h>
bool f()
{
return 1.99f;
}
int main(int argc, char* argv[])
{
if (f())
{
printf("yep!\n");
}
else
{
printf("nope!\n");
}
printf("\n¯\\_(ツ)_/¯\n");
return 0;
}
---
~ clang --version
clang
version 3.7.0 (tags/RELEASE_370/final)
Target: x86_64-unknown-linux-gnu
Thread model: posix
~
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