[llvm-bugs] [Bug 45935] New: unchanged stack array not optimized away

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=45935

            Bug ID: 45935
           Summary: unchanged stack array not optimized away
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Scalar Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: trass3r at gmail.com
                CC: llvm-bugs at lists.llvm.org

[[gnu::pure]]
int foo (const int *);

int bar()
{
    constexpr int a[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8,
9, 0,
        1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
    return foo (a);
}

https://godbolt.org/z/8eR4jZ

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