[llvm-bugs] [Bug 39622] New: Clang report header file not found when using -E but file exists

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=39622

            Bug ID: 39622
           Summary: Clang report header file not found when using -E but
                    file exists
           Product: clang
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: release blocker
          Priority: P
         Component: -New Bugs
          Assignee: unassignedclangbugs at nondot.org
          Reporter: htmldeveloper at gmail.com
                CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org,
                    richard-llvm at metafoo.co.uk

echo "#include <armintr.h>" | clang -E -
In file included from <stdin>:1:
/root/build/lib/clang/8.0.0/include/armintr.h:26:15: fatal error: 'armintr.h'
      file not found
#include_next <armintr.h>
              ^~~~~~~~~~~
# 1 "<stdin>"
# 1 "<built-in>" 1
# 1 "<built-in>" 3
# 350 "<built-in>" 3
# 1 "<command line>" 1
# 1 "<built-in>" 2
# 1 "<stdin>" 2
# 1 "/root/build/lib/clang/8.0.0/include/armintr.h" 1 3
# 2 "<stdin>" 2

1 error generated.

But the file is there:

ls -al /root/build/lib/clang/8.0.0/include/armintr.h
-rw-r--r-- 1 root root 1714 Nov 10 05:53
/root/build/lib/clang/8.0.0/include/armintr.h

clang --version
clang version 8.0.0 (trunk 346579) (llvm/trunk 346569)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /root/build/bin

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