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<base href="https://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Linker command failed"
href="https://bugs.llvm.org/show_bug.cgi?id=35159">35159</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Linker command failed
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>-New Bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>ishiura-compiler@ml.kwansei.ac.jp
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>$ cat prog.c
#define INT_MAX 0x7fffffff
char a[1][1] = { {1} };
int x = 0;
int y = -INT_MAX;
int main (void)
{
if (a[x][INT_MAX+y] != 1) __builtin_abort();
return 0;
}
$ clang-6.0 prog.c
$ clang-6.0 -O1 prog.c
/tmp/prog-b35125.o: In function `main':
prog.c:(.text+0x11): relocation truncated to fit: R_X86_64_32S against symbol
`a' defined in .data section in /tmp/prog-b35125.o
clang-6.0: error: linker command failed with exit code 1 (use -v to see
invocation)
$ clang-6.0 -v
clang version 6.0.0 (trunk 316662) (llvm/trunk 316661)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/local/bin
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.4.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.0.0
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.4.0
Candidate multilib: .;@m64
Selected multilib: .;@m64
Reproduces on clang-3.6 or later with -O1.</pre>
</div>
</p>
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