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Top Forums UNIX for Advanced & Expert Users Trace "free(): invalid next size (normal)" error on arm-linux board Post 302521835 by Corona688 on Thursday 12th of May 2011 11:45:52 AM
Old 05-12-2011
glibc is actually able to report double-frees as double-frees directly, not just as generic heap corruption. He might have an older glibc though, which makes this less certain.
 

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FMIN(3) 						     Linux Programmer's Manual							   FMIN(3)

NAME
fmin, fminf, fminl - determine minimum of two floating-point numbers SYNOPSIS
#include <math.h> double fmin(double x, double y); float fminf(float x, float y); long double fminl(long double x, long double y); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): fmin(), fminf(), fminl(): _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L; or cc -std=c99 DESCRIPTION
These functions the lesser value of x and y. RETURN VALUE
These functions return the minimum of x and y. If one argument is a NaN, the other argument is returned. If both arguments are NaN, a NaN is returned. ERRORS
No errors occur. VERSIONS
These functions first appeared in glibc in version 2.1. CONFORMING TO
C99, POSIX.1-2001. SEE ALSO
fmax(3) COLOPHON
This page is part of release 3.44 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. 2010-09-20 FMIN(3)
All times are GMT -4. The time now is 08:43 PM.
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