[clang] [llvm] [transforms] Inline simple variadic functions (PR #81058)

[Matt Arsenault via cfe-commits]

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+// RUN: %clang_cc1 -triple i386-unknown-linux-gnu -Wno-varargs -O1 -disable-llvm-passes -emit-llvm -o - %s | opt --passes=instcombine | opt -passes="expand-variadics,default<O1>" -S | FileCheck %s --check-prefixes=CHECK,X86Linux
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arsenm wrote:

can do this in one opt run?

https://github.com/llvm/llvm-project/pull/81058