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// PR optimization/11637

// Origin: 

// This used to fail to assemble on x86 because a decimal

// floating point litteral was emitted, which originated

// from a bogus REG_EQUAL note not removed by the combiner.

// { dg-do assemble }

// { dg-options "-O2 -fnon-call-exceptions" }

void f(long int seed);

void g(float &o)

{

  float a = 0.05f;

  float b = 1.0 - a;

  float c = 1.0 + a;

  f(0);

  o = a;

}