[LLVMdev] Header File Not Found?

Eric Mader emader at gmx.us
Thu Oct 2 14:28:43 PDT 2014

I don't know if this makes any difference, but it's the only thing I can 
think of - "C:\[top-level-dir]\[source-dir]\[sub-dir-1]" is actually 38 
characters long. (counting the "C:\") Is it possible that this is 
getting truncated by the preprocessor? It does appear whole in the build 
log, FWIW.


On 10/1/14, 3:03 PM, Eric Mader wrote:
> I'm having a strange problem compiling with VS 2013. It's not finding 
> a header file that's there in one of the header file search dirs.
> Here's the compile command (with the names changed to protect the 
> innocent ;-)
> 1>  C:\Program Files (x86)\LLVM\msbuild-bin\CL.exe /c 
> /IC:\[top-level-dir]\[source-dir]\ 
> /IC:\[top-level-dir]\[source-dir]\[sub-dir-1] 
> /IC:\[top-level-dir]\[source-dir]\[sub-dir-2] 
> /IC:\[top-level-dir]\[dest-dir]\[dest-sub-dir]\include 
> /IC:\[SDK-dir]\[SDK-source-dir]\[SDK-sub-dir]\include 
> /IC:\[SDK-dir]\[SDK-source-dir]\[SDK-sub-dir]\include\[include-sub-dir] /Zi 
> /nologo /W3 /WX- /Od /D WIN32 /D _DEBUG /D _WINDOWS /D _USRDLL /D 
> [elided] /D _t_env_os_WIN32 /D [also-elided] /D 
> /D _UNICODE /D UNICODE /Gm- /EHsc /RTC1 /MDd /GS /fp:precise 
> /Zc:wchar_t /Zc:forScope /Fo"Debug\x64\\" /Fd"Debug\x64\vc120.pdb" /Gd 
> /TP /wd4068 /wd4200 /wd4244 /wd4267 /wd4305 /wd4309 /wd4311 /wd4800 
> /FIC:\[top-level-dir]\[source-dir]\\[prefix-header].h 
> /errorReport:prompt -m64 -fmsc-version=1800 -ferror-limit=1000 -m64 
> -fmsc-version=1800 [source-file].cpp
> And here's the error:
> 1>  In file included from [source-file].cpp:9:
> 1>  In file included from 
> C:\[top-level-dir]\[source-dir]/[source-file].h:12:
> 1>C:\[top-level-dir]\[source-dir]/[another-header-file].h(14,10): 
> fatal error : '[UPPER-CASE-NAME].h' file not found
> 1>  #include "[UPPER-CASE-NAME].h"
> [UPPER-CASE-NAME].h is in C:\[top-level-dir]\[source-dir]\[sub-dir-1]\
> (I wonder a bit about the forward slash in the third error line, but I 
> assume it's just how the error message is formatted)
> Does anyone have any idea what 's going on here. The header file is 
> clearly in one of the directories on the list of search directories, 
> and yet the compiler is saying it can't find it.
> Regards,
> Eric Mader
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