driver/posix: Adjust qbe command line based in the target - scc - simple c99 compiler
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       ---
 (DIR) commit 1f8f494a8504aa99052554476d86bcd0d6a7a1ba
 (DIR) parent d853268357f02d13ca7377e2391b8ebb6290daad
 (HTM) Author: Roberto E. Vargas Caballero <k0ga@shike2.net>
       Date:   Wed,  4 Jun 2025 16:31:49 +0200
       
       driver/posix: Adjust qbe command line based in the target
       
       Qbe supports multiple ABIs and they are selected using the
       command line flag -t.
       
       Diffstat:
         M src/cmd/scc-cc/posix/cc.c           |      12 ++++++++++++
       
       1 file changed, 12 insertions(+), 0 deletions(-)
       ---
 (DIR) diff --git a/src/cmd/scc-cc/posix/cc.c b/src/cmd/scc-cc/posix/cc.c
       @@ -242,6 +242,18 @@ settool(int tool, char *infile, int nexttool)
                        break;
                case QBE:
                        strcpy(t->cmd, "qbe");
       +
       +                if (!strcmp(arch, "amd64") && !strcmp(abi, "sysv"))
       +                        fmt = "amd64_sysv";
       +                else if (!strcmp(arch, "arm64") && !strcmp(abi, "sysv"))
       +                        fmt = "arm64";
       +                else if (!strcmp(arch, "riscv64") && !strcmp(abi, "sysv"))
       +                        fmt = "rv64";
       +                else
       +                        die("not supported arch-abi (%s-%s) for qbe", arch, abi);
       +
       +                addarg(tool, "-t");
       +                addarg(tool, fmt);
                        break;
                case LD:
                        if (!outfile)