C (C89) M_PI is undeclared all though i have included the math.h header file
138372
Using M_PI with C89 standard
52916
Why am I getting "undefined reference to sqrt" error even though I include math.h header?
24140
C99 stdint.h header and MS Visual Studio
18534
How to Install a C/C++ compiler in Ubuntu 14.04LTS?
151028
Lost completion in #import "myFile.h"
20598
gcc does not include extern variables in symbol table when optimisation is used
128983
./configure : /bin/sh^M : bad interpreter
148820
C compile error: "Variable-sized object may not be initialized"
41955
Undefinded control sequence \Chi
59158
What are the valid signatures for C's main() function?
11263
Undefined reference to pthread_create in Linux
55331
Why can't I import a file in the init.m file?
47951
How do I run memtest86+?
118776
Undefined reference to sqrt (or other mathematical functions)
125535
How do I fix this "identifier is not declared in the current scope" error?
78811
Incompatible implicit declaration of built-in function ‘malloc’
29306
Compiling multiple C files in a program