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| author | Tobias Klauser <tklauser@distanz.ch> | 2008-01-27 11:37:44 +0100 |
|---|---|---|
| committer | Tobias Klauser <tklauser@xenon.tklauser.home> | 2008-01-27 11:37:44 +0100 |
| commit | 7e0f021a9aec35fd8e6725e87e3313b101d26f5e (patch) | |
| tree | b1cacc4b24393f517aeb4610e9e1021f954307a8 /reference/C/compiler.html | |
Initial import (2.0.2-6)2.0.2-6
Diffstat (limited to 'reference/C/compiler.html')
| -rw-r--r-- | reference/C/compiler.html | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/reference/C/compiler.html b/reference/C/compiler.html new file mode 100644 index 0000000..ad6f3d8 --- /dev/null +++ b/reference/C/compiler.html @@ -0,0 +1,170 @@ +<title>GCC compiler error messages.</title> + +<head> +<script language="JavaScript"> +</script> +</head> + +<body bgcolor="#ffffcc"> +<hr> +<center> +<h1>GCC compiler error messages.</h1> +</center> +<hr> +<p> + +This is a list of compiler error messages I have hit and the method used +to clear them. + +<p> +<hr align="center" width="70%"> + +<pre>warning: comparison between pointer and integer</pre> +Maybe OK. This was generated from 'if (strstr(line,"word") != NULL )' +strstr returns NULL or pointers, I was only interested in the fact that a +string had been found, not where it was. + +<p> +<hr align="center" width="70%"> + +<pre>`floppyto.c:782: parse error at end of input</pre> +floppyto.c is the program name, 782 is the line number but it is one +greater then the file length. This is because of unbalanced {} or unbalanced +comments /* */ + +<p> +<hr align="center" width="70%"> + +<pre>parse error before `printf'</pre> +Missing ; before this statement. + +<p> +<hr align="center" width="70%"> + +<pre>Segmentation error.</pre> +You have attempted to access protected storage or overwritten something +important! + +<p> +<hr align="center" width="70%"> + +<pre>subscripted value is neither array nor pointer</pre> +Attempted to subscript a scalar variable. + +<p> +<hr align="center" width="70%"> + +<pre>`j' undeclared (first use this function)</pre> +Declare the variable. + +<p> +<hr align="center" width="70%"> + +<pre>/usr/lib/crt0.o: Undefined symbol _main referenced from text segment</pre> + +Generated when main() is missing. I have seen this twice. +<ol> +<li>When there was a syntax error in an included header file. +<li>And when the C source file was missing in the gcc command! +</ol> + +<p> +<hr align="center" width="70%"> + +<pre>Undefined symbol _initscr referenced from text segment</pre> +Called a function but have not supplied it or the library +that contains it with an #include statement. + +<p> +<hr align="center" width="70%"> + +<pre>unterminated `#if' conditional</pre> +<a href=SYNTAX/preprocessors.html>#endif</a> preprocessor required. + +<p> +<hr align="center" width="70%"> + +<pre>warning: passing arg 1 of `cpystr' makes integer from pointer +without a cast +</pre> +This is the code causing the problem: +<pre> +void cpystr( char item); +main() +{ + char src[]="martin leslie"; + cpystr(src); +} + cpystr(char item) +{ +} +</pre> + +It should be.... + +<pre> +void cpystr( char item[]); +main() +{ + char src[]="martin leslie"; + cpystr(src); +} + cpystr(char item[]) +{ +} +</pre> + +<p> +<hr align=center width="70%"> + +<pre> +conflicting types for `Alex' +previous declaration of `Alex' +</pre> + +<b>Alex</b> has been declared in two <a href="SYNTAX/enum.html">enum</a> +statements. Here is the <a href="EXAMPLES/enum3.c">code</a> + + +<p> +<hr align="center" width="70%"> + +<pre> +parse error before `1' +At top level: +warning: data definition has no type or storage class +parse error before string constant +warning: data definition has no type or storage class +</pre> + +There is a conflict between +<a href="SYNTAX/enum.html">enum</a> +and +<a href="SYNTAX/define_preprocessor.html">#define</a> +statements. +Here is the <a href="EXAMPLES/enum4.c">code</a> + +<p> +<hr> +<p> + +<center> +<table border=2 width="80%" bgcolor="ivory"> +<tr align=center> +<td width="25%"> +<a href="cref.html"> Top</a> +</td><td width="25%"> +<a href="master_index.html"> Master Index</a> +</td><td width="25%"> +<a href="SYNTAX/keywords.html"> Keywords</a> +</td><td width="25%"> +<a href="FUNCTIONS/funcref.htm"> Functions</a> +</td> +</tr> +</table> +</center> +<p> +<hr> +<address>Martin Leslie +</address><p> + |