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runtime: fix setting of cpu features for amd64

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Because of wrong case of letters, the cpu features flags were not
set properly for amd64.

Fixes #48406
This commit is contained in:
nimelehin 2021-09-15 13:27:21 +03:00
parent ad97d204f0
commit 91c7321ca4
1 changed files with 1 additions and 1 deletions
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2
src/runtime/proc.go
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@ -623,7 +623,7 @@ func cpuinit() {
// Support cpu feature variables are used in code generated by the compiler
// to guard execution of instructions that can not be assumed to be always supported.
switch GOARCH {
case "386", "AMD64":
case "386", "amd64":
x86HasPOPCNT = cpu.X86.HasPOPCNT
x86HasSSE41 = cpu.X86.HasSSE41
x86HasFMA = cpu.X86.HasFMA