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[ruby/prism] Ignore other ERANGE errors for floats

Browse Source 
https://github.com/ruby/prism/commit/4267161ca7
This commit is contained in:
Kevin Newton 2024-02-22 21:22:56 -05:00
parent 4016535404
commit a154ea0c91
2 changed files with 14 additions and 2 deletions
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12
prism/defines.h
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@ -10,6 +10,7 @@
#define PRISM_DEFINES_H
#include <ctype.h>
#include <math.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
@ -113,4 +114,15 @@
# endif
#endif
/**
* isinf on Windows is defined as accepting a float, but on POSIX systems it
* accepts a float, a double, or a long double. We want to mirror this behavior
* on windows.
*/
#ifdef _WIN32
# include <float.h>
# undef isinf
# define isinf(x) (sizeof(x) == sizeof(float) ? !_finitef(x) : !_finite(x))
#endif
#endif

4
prism/prism.c
View File

@ -3181,7 +3181,7 @@ pm_double_parse(pm_parser_t *parser, const pm_token_t *token) {
// If errno is set, then it should only be ERANGE. At this point we need to
// check if it's infinity (it should be).
if (errno == ERANGE) {
if (errno == ERANGE && isinf(value)) {
int warn_width;
const char *ellipsis;
@ -3194,7 +3194,7 @@ pm_double_parse(pm_parser_t *parser, const pm_token_t *token) {
}
pm_diagnostic_list_append_format(&parser->warning_list, token->start, token->end, PM_WARN_FLOAT_OUT_OF_RANGE, warn_width, (const char *) token->start, ellipsis);
value = (value < 0x0) ? -HUGE_VAL : HUGE_VAL;
value = (value < 0.0) ? -HUGE_VAL : HUGE_VAL;
}
// Finally we can free the buffer and return the value.