ref: 87092208bc364cde15391a73df614e5889f8e63c dir: /test/asm/string-formatting.out/
< 300 > <+00300> < 12c> < %100101100> <4294967254> <-42> <&000037777777726> <3.14159> <-00123> <-123.0455932617> <hello > < hello> <300 >